Home / 55,686.72-83,330.54-48,216.05

Finding the Fourth Proportional to 55,686.72, 83,330.54 and 48,216.05

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Solution

The fourth proportional to 55,686.72, 83,330.54 and 48,216.05 is: 72,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,686.72 : 83,330.54 = 48,216.05 : x
  2. Step 2: Convert to fraction form
    55,686.72/83,330.54 = 48,216.05/x
  3. Step 3: Cross multiply
    55,686.72x = 83,330.54 × 48,216.05
  4. Step 4: Simplify right side
    55,686.72x = 4,017,869,228.33
  5. Step 5: Solve for x
    x = 4,017,869,228.33/55,686.72
  6. Step 6: Final answer
    x = 72,151.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.